<template>
  <svg :class="svgClass" aria-hidden="true" v-on="$attrs">
    <use :xlink:href="iconName" />
  </svg>
</template>

<script lang="ts">
  import { defineComponent, computed } from 'vue'

  interface Props {
    iconClass: string
    className: string
  }

  export default defineComponent({
    name: 'SvgIcon',
    props: {
      iconClass: {
        type: String,
        required: true
      },
      className: {
        type: String,
        default: () => ''
      }
    },
    setup(props: Props) {
      const iconName = computed((): string => `#icon-${props.iconClass}`)
      const svgClass = computed((): string => {
        if (props.className) {
          return 'svg-icon ' + props.className
        } else {
          return 'svg-icon'
        }
      })

      return {
        iconName,
        svgClass
      }
    }
  })
</script>

<style scoped>
  .svg-icon {
    width: 1em;
    height: 1em;
    vertical-align: -0.15em;
    fill: currentColor;
    overflow: hidden;
  }
</style>
